Name: LHC TOP WG meeting
Start: 2023-11-29T14:00:00+01:00
End: 2023-12-01T18:00:00+01:00
Location: No location set

LHC TOP WG meeting

from Wednesday, November 29, 2023 (2:00 PM) to Friday, December 1, 2023 (6:00 PM)

Monday, November 27, 2023
Tuesday, November 28, 2023
Wednesday, November 29, 2023
2:00 PM Session 1
Session 1
2:00 PM - 3:30 PM
Contributions

2:00 PM Introduction - Fabio Maltoni (Universite Catholique de Louvain (UCL) (BE) and Università di Bologna) Maria Aldaya Martin (DESY) Wolfgang Wagner (Bergische Universitaet Wuppertal (DE))

2:30 PM CMS highlight 1: Search for extra Higgs bosons through same-sign top-quark production in association with an extra jet - Efe Yazgan (National Taiwan University (TW))

3:00 PM ATLAS highlight 1: Inclusive and differential ttZ cross-section measurement, including interpretations, with the full ATLAS Run 2 dataset - Dominik Babal (Slovak Academy of Sciences (SK))
3:30 PM Coffee break
Coffee break
3:30 PM - 4:00 PM
4:00 PM
4:00 PM - 5:30 PM
Contributions

4:00 PM Comparison of the latest CMS and ATLAS measurements on FCNC in the top-quark sector - Daniel Spitzbart (Boston University (US))

4:30 PM Progress report on a combined EFT analysis of ATLAS and CMS results - Baptiste Ravina (Georg August Universitaet Goettingen (DE)) Kirill Skovpen (Ghent University (BE))

5:00 PM Indirect constraints on top quark operators from a global SMEFT analysis - Alfredo Stanzione
Thursday, November 30, 2023
10:00 AM Modeling of top-quark final states
Modeling of top-quark final states
10:00 AM - 12:30 PM
Contributions

10:00 AM Latest developments in Herwig 7 - Simon Platzer (University of Graz (AT))

10:30 AM Studies on the improvement of the matching uncertainty definition in top-quark processes simulated with Powheg+Pythia 8 - Katharina Voss (Universitaet Siegen (DE))

11:00 AM Modeling of tTbar with Powheg bb4l - Laurids Jeppe (Deutsches Elektronen-Synchrotron (DE))

11:30 AM Top quark physics with Pythia - Christian Preuss (University of Wuppertal)

12:00 PM Decay matrix element corrections in MC@NLO-type simulations with Pythia8 - Stefano Frixione (INFN)
12:30 PM Lunch break
Lunch break
12:30 PM - 2:00 PM
2:00 PM SUSY searches in tTbar+MET and tc+MET final states with ATLAS - Simran Sunil Gurdasani (Albert Ludwigs Universitaet Freiburg (DE))
SUSY searches in tTbar+MET and tc+MET final states with ATLAS
- Simran Sunil Gurdasani (Albert Ludwigs Universitaet Freiburg (DE))
2:00 PM - 2:20 PM
ATLAS conference notes: https://atlas.web.cern.ch/Atlas/GROUPS/PHYSICS/CONFNOTES/ATLAS-CONF-2023-043/ and https://atlas.web.cern.ch/Atlas/GROUPS/PHYSICS/CONFNOTES/ATLAS-CONF-2023-058/
2:20 PM Discussion
Discussion
2:20 PM - 2:30 PM
2:30 PM Top-philic axion festival
Top-philic axion festival
2:30 PM - 3:30 PM
Contributions

2:30 PM On the coupling of axion-like particles to the top quark - Fabian Esser

2:45 PM ALP effects in top-pair production - Vu Phan

3:00 PM Phenomenology of an elusive top-philic ALP at the LHC - Alberto Mariotti (Vrije Universiteit Brussel)

3:15 PM Distinguishing axion-like particles and CP-odd Higgs bosons in ttbar final states at the LHC - Christian Schwanenberger (Deutsches Elektronen-Synchrotron (DE))
3:30 PM Discussion
Discussion
3:30 PM - 3:55 PM
3:55 PM Higgs interference effects in top-quark pair production in the 1HSM - Alexander Lind (Subatech, IMT Atlantique)
Higgs interference effects in top-quark pair production in the 1HSM
- Alexander Lind (Subatech, IMT Atlantique)
3:55 PM - 4:15 PM
2309.16759: https://inspirehep.net/literature/2704864
4:15 PM Discussion
Discussion
4:15 PM - 4:25 PM
4:25 PM ATLAS highlight 2: Ttbar+jets in ATLAS and a comparison with the CMS triple differential cross-section measurement, and tTbar in pPb collisions - Henriette Aarup Petersen (Deutsches Elektronen-Synchrotron (DE)) Miguel Angel Principe Martin (Universidad Autónoma de Madrid)
ATLAS highlight 2: Ttbar+jets in ATLAS and a comparison with the CMS triple differential cross-section measurement, and tTbar in pPb collisions
- Henriette Aarup Petersen (Deutsches Elektronen-Synchrotron (DE))
- Miguel Angel Principe Martin (Universidad Autónoma de Madrid)
4:25 PM - 4:50 PM
4:50 PM Discussion
Discussion
4:50 PM - 5:00 PM
Friday, December 1, 2023
9:30 AM Quantum entanglement in tTbar production
Quantum entanglement in tTbar production
9:30 AM - 12:30 PM
Contributions

9:30 AM Summary of the Quantum Observables discussions at GGI - Marcel Vos (IFIC Valencia (ES))

10:00 AM Observation of quantum entanglement with the ATLAS detector - Ethan Lewis Simpson (University of Glasgow (GB))

10:30 AM Quantum Entanglement and Bell Inequality Violation in Semi-Leptonic Top Decays - Arthur Wu (Pitt)

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